Remove googletest (#178)

tests/unit/Compiler/Diagnostic.cpp

@@ -78,56 +78,58 @@ namespace {
 
 using namespace clice;
 
-TEST(Diagnostic, CommandError) {
-    CompilationParams params;
-    /// miss input file.
-    params.arguments = {"clang++"};
-    params.add_remapped_file("main.cpp", "int main() { return 0; }");
-    auto unit = compile(params);
-    ASSERT_FALSE(unit);
-}
+suite<"Diagnostic"> diagnostic = [] {
+    test("CommandError") = [] {
+        CompilationParams params;
+        /// miss input file.
+        params.arguments = {"clang++"};
+        params.add_remapped_file("main.cpp", "int main() { return 0; }");
+        auto unit = compile(params);
+        expect(that % !unit);
+    };
 
-TEST(Diagnostic, Error) {
-    CompilationParams params;
-    params.arguments = {"clang++", "main.cpp"};
-    params.add_remapped_file("main.cpp", "int main() { return 0 }");
-    auto unit = compile(params);
-    ASSERT_TRUE(unit);
-    ASSERT_TRUE(!unit->diagnostics().empty());
+    test("Error") = [] {
+        CompilationParams params;
+        params.arguments = {"clang++", "main.cpp"};
+        params.add_remapped_file("main.cpp", "int main() { return 0 }");
+        auto unit = compile(params);
+        expect(that % unit.has_value());
+        expect(that % !unit->diagnostics().empty());
 
-    for(auto& diag: unit->diagnostics()) {
-        clice::println("{}", diag.message);
-    }
-}
+        /// for(auto& diag: unit->diagnostics()) {
+        ///     clice::println("{}", diag.message);
+        /// }
+    };
 
-TEST(Diagnostic, PCHError) {
-    /// Any error in compilation will result in failure on generating PCH or PCM.
-    CompilationParams params;
-    params.arguments = {"clang++", "main.cpp"};
-    params.output_file = "fake.pch";
-    params.add_remapped_file("main.cpp", R"(
+    test("PCHError") = [] {
+        /// Any error in compilation will result in failure on generating PCH or PCM.
+        CompilationParams params;
+        params.arguments = {"clang++", "main.cpp"};
+        params.output_file = "fake.pch";
+        params.add_remapped_file("main.cpp", R"(
 void foo() {}
 void foo() {}
 )");
 
-    PCHInfo info;
-    auto unit = compile(params, info);
-    ASSERT_FALSE(unit);
-}
+        PCHInfo info;
+        auto unit = compile(params, info);
+        expect(that % !unit);
+    };
 
-TEST(Diagnostic, ASTError) {
-    /// Event fatal error may generate incomplete AST, but it is fine.
-    CompilationParams params;
-    params.arguments = {"clang++", "main.cpp"};
-    params.add_remapped_file("main.cpp", R"(
+    test("ASTError") = [] {
+        /// Event fatal error may generate incomplete AST, but it is fine.
+        CompilationParams params;
+        params.arguments = {"clang++", "main.cpp"};
+        params.add_remapped_file("main.cpp", R"(
 void foo() {}
 void foo() {}
 )");
 
-    PCHInfo info;
-    auto unit = compile(params);
-    ASSERT_TRUE(unit);
-}
+        PCHInfo info;
+        auto unit = compile(params);
+        expect(that % unit.has_value());
+    };
+};
 
 }  // namespace